ATA188-I2 - Cisco ATA 188 2-Port Adaptor With Switch Complex Impedance

Here are the technical specifications for the Cisco ATA 188 2-Port Adaptor with Switch Complex Impedance:

1. Ports: 2 FXS ports, 1 10/100 Ethernet port
2. Protocol support: SCCP and SIP
3. Voice codecs: G.711, G.729a, G.729ab, G.726, and iLBC
4. Fax support: T.38 and pass-through
5. QoS support: 802.1p/Q tagging (VLAN), Layer 3 TOS, and DSCP
6. Power over Ethernet (PoE) support: 802.3af and Cisco inline power
7. Security: Password-protected access, HTTPS, and SRTP/TLS
8. Dimensions: 5.5 x 5.5 x 1.5 inches (140 x 140 x 38 mm)
9. Weight: 8 oz (227 g)
10. Operating temperature: 32 to 104°F (0 to 40°C)
11. Storage temperature: -13 to 185°F (-25 to 85°C)
12. Operating humidity: 10 to 85% noncondensing

Helpful notes:
1. The Cisco ATA 188 supports up to two voice ports, making it ideal for small businesses or home offices.
2. The device can be powered using PoE, eliminating the need for a separate power supply.
3. With support for multiple voice codecs and fax protocols, the ATA 188 provides flexibility for different communication needs.